Light Dependent Reactions in Photosynthesis

Question 1

Indicate whether any members of the groups of organisms listed below can perform photosynthesis.Bacteria: ✔ yesnoFungi: yes✔ noPlants: ✔ yesnoAlgae: ✔ yesno

Revolt · Accepted Answer

✔ yes

Question 2

Determine whether the substances listed below are reactants or products of photosynthesis.Oxygen: reactant✔ productCarbon dioxide: ✔ reactantproductGlucose: reactant✔ productWater: ✔ reactantproduct

Revolt · Accepted Answer

✔ product

Question 3

Where do light-dependent reactions occur?

Revolt · Accepted Answer

the thylakoids

Question 4

The first electrons to be excited by light energy are found in

Revolt · Accepted Answer

photosystem II.

Question 5

Which substance is responsible for allowing the transfer of electrons to create NADPH in photosystem I?

Revolt · Accepted Answer

ferredoxin

Question 6

How is ADP converted to ATP?

Revolt · Accepted Answer

by the addition of one phosphate molecule

Question 7

During light-dependent reactions, X ADPATP is converted to ADPATP.

Revolt · Accepted Answer

X ADP

Question 8

Which statement best describes photophosphorylation?

Revolt · Accepted Answer

It is the addition of a phosphate group to ADP to form ATP using light energy absorbed during photosynthesis.

Question 9

Indicate whether each of the following statements about Joseph Priestley’s experiment is an observation or an inference. observationX inferenceThe candle stayed lit longer because the plant gave off oxygen. observationinferenceThe candle went out when it was placed in a closed jar.observationinferenceThe candle stayed lit longer in closed jar when a plant was present.

Revolt · Accepted Answer

X inference

Light Dependent Reactions in Photosynthesis Answers

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